Compressor screw rotor forming die

Abstract

The utility model discloses a compressor screw rotor forming die which comprises a frame body, the top of the frame body is fixedly connected with a bottom plate, the upper surface of the bottom plate is fixedly connected with a U-shaped frame, the top of the U-shaped frame is provided with an upper die through a push-pull assembly, the upper surface of the bottom plate is fixedly connected with a lower die, and the upper die is in contact with the lower die. A fixing column is fixedly connected to the bottom of the bottom plate, a dovetail sliding groove is formed in the side face of the fixing column, a sliding block is movably connected to the interior of the dovetail sliding groove, a motor is fixedly connected to the interior of the sliding block, a connecting opening is formed in the bottom plate, a rotating shaft is rotatably and movably connected to the interior of the connecting opening, and one end of an output shaft of the motor is fixed to the rotating shaft. According to the utility model, the rotating shaft can drive the formed screw rotor to be automatically screwed out of the lower die, the force arm can be conveniently and automatically reset through the spring, and the rotating shaft can stably move up and down through the fixing frame.

Description

TECHNICAL FIELD

[0001] The utility model relates to screw rotor forming die technical field especially relates to a compressor screw rotor forming die. BACKGROUND

[0002] Screw rotor is the key part of screw compressor, its profile is complex, and the reliability, efficiency and noise of compressor work depend on the design and manufacture of screw rotor to a great extent.

[0003] Through the search, the public number for CN212822522U shows a kind of compressor screw rotor forming die, the lower die of the device moves up and down by lifting drive device, after pouring forming, lower die moves downward and pours out pouring piece, screw rotor also needs to be manually screwed out, it is more troublesome to operate, in turn lead to blanking time increase, cause low efficiency. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in prior art, and provides a kind of compressor screw rotor forming die.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] A kind of compressor screw rotor forming die, including frame body, the top of the frame body is fixedly connected with bottom plate, the upper surface of bottom plate is fixedly connected with U-shaped frame, the top of U-shaped frame is installed with upper die by push-pull assembly, the upper surface of bottom plate is fixedly connected with lower die, and upper die and lower die are in contact, the bottom of bottom plate is fixedly connected with fixed column, dovetail slide groove is arranged on the side surface of fixed column, sliding block is movably connected in the inside of dovetail slide groove, motor is fixedly connected in the inside of sliding block, the inside of bottom plate is provided with connecting port, rotating shaft is rotatably and movably connected in connecting port, and one end of motor output shaft is fixed with rotating shaft, the outer wall of both sides of sliding block is fixedly connected with round bar, the bottom of frame body is movably connected with force arm, one-way slot is arranged in the both sides of force arm, and round bar is slidably connected with one-way slot.

[0007] As a further scheme of the utility model, the push-pull assembly includes electric telescopic rod, and the electric telescopic rod is fixed on the top of U-shaped frame by bolts, the elongated end of the electric telescopic rod is fixedly connected with square frame, and the upper die is fixed on the bottom of the square frame by bolts.

[0008] As a further scheme of the utility model, the both sides of U-shaped frame are provided with H-shaped slide groove, and the square frame is slidably connected with the H-shaped slide groove.

[0009] As a further scheme of the utility model, the bottom of the force arm is fixedly connected with spring, and the spring is fixed with the bottom of the fixed column.

[0010] As a further scheme of the utility model, the side surface of the fixed column is fixedly connected with a fixed frame, and the rotating shaft is rotatably and slidingly connected with the fixed frame.

[0011] As a further scheme of the utility model, the top of the upper die is provided with a pouring pipe.

[0012] As a further scheme of the utility model, the rotating shaft can extend into the lower die.

[0013] The utility model has the advantages of:

[0014] 1. The rotating shaft drives the formed screw rotor to automatically twist out of the lower die through the cooperation of the sliding block and the force arm, avoids time-consuming and laborious manual screw rotor twisting, is simple to operate, does not need to rely on external tools, improves the working efficiency of the device.

[0015] 2. The spring in the utility model is convenient for the force arm to automatically reset, so that the device is more convenient to use, reduces the arm soreness of the staff caused by long-time repeated pressing and lifting of the force arm, and improves the use effect of the device.

[0016] 3. The H-shaped sliding groove in the utility model can guide the square frame, so that it stably drives the movement of the upper die, avoids the inclination of the upper die to cause inaccurate butt joint with the lower die, and improves the stability of the movement of the upper die. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 A front side three-dimensional structure schematic view of a compressor screw rotor forming die is provided for the utility model;

[0018] Fig. 2 A U-shaped frame cross-sectional structure schematic view of a compressor screw rotor forming die is provided for the utility model;

[0019] Fig. 3 A bottom plate cross-sectional structure schematic view of a compressor screw rotor forming die is provided for the utility model.

[0020] In the drawing: 1, frame body; 2, bottom plate; 3, upper die; 4, square frame; 5, H-shaped sliding groove; 6, electric telescopic rod; 7, U-shaped frame; 8, pouring pipe; 9, lower die; 10, dovetail sliding groove; 11, fixed column; 12, rotating shaft; 13, fixed frame; 14, sliding block; 15, force arm; 16, spring; 17, round rod; 18, linear sliding groove. DETAILED DESCRIPTION

[0021] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described, and the described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0022] With reference to Figs. 1-3 The utility model discloses a compressor screw rotor forming die, including frame body 1, the top of frame body 1 is fixed with bottom plate 2 through bolt, the upper surface of bottom plate 2 is fixed with U type frame 7 through bolt, the top of U type frame 7 is installed with upper die 3 through push -pull subassembly, the upper surface of bottom plate 2 is fixed with lower die 9 through bolt, and upper die 3 is in contact with lower die 9, and the upper die 3 is separated from lower die 9 through push -pull subassembly, the bottom of bottom plate 2 is fixed with fixed column 11 through bolt, the side surface of fixed column 11 is equipped with dovetail slide groove 10, the inside slide of dovetail slide groove 10 is connected with sliding block 14, and dovetail slide groove 10 can guide sliding block 14, the inside of sliding block 14 is fixed with motor through bolt, the inside of bottom plate 2 is equipped with connecting port, and the rotatable and sliding connection of rotating shaft 12 is connected in connecting port, and one end of motor output shaft is fixed with rotating shaft 12, and the rotation of motor makes rotating shaft 12 rotate, and the both sides outer wall of sliding block 14 is fixed with round bar 17 through bolt, the bottom of frame body 1 is rotatably connected with force arm 15, and the both sides of force arm 15 are equipped with one word slide groove 18, and round bar 17 is slidably connected with one word slide groove 18, and one end of force arm 15 is pressed down, and the other end of force arm 15 is raised up, at this moment, the raised end of force arm 15 drives sliding block 14 to move up along dovetail slide groove 10 through round bar 17, and simultaneously round bar 17 moves along one word slide groove 18, and the upward movement of sliding block 14 makes rotating shaft 12 move up and closely contact with the mould of forming, because rotating shaft 12 rotates and moves up, so rotating shaft 12 drives the mould to rotate, and makes the mould move up along the thread groove of lower die 9, until the mould of forming moves out of lower die 9.

[0023] The utility model discloses, need explain, push -and -pull assembly includes electric telescopic link 6, and electric telescopic link 6 is fixed through bolt at the top of U type frame 7, and the elongation end of electric telescopic link 6 is fixed with square frame 4 through bolt, and the upper die 3 is fixed through bolt at the bottom of square frame 4, and electric telescopic link 6 contracts and makes square frame 4 drive the upper die 3 upwardly moving, makes the upper die 3 with lower die 9 separate, and the both sides of U type frame 7 are all set with H type runner 5, and square frame 4 and H type runner 5 slidingly connected, H type runner 5 can be oriented to square frame 4, and then make it drive the upper die 3 steady moving, avoid the upper die 3 and produce the inclination and lead to unable with lower die 9 accurate butt joint, and the bottom of force arm 15 is welded with spring 16, and spring 16 with fixed column 11 bottom is fixed, and spring 16 is convenient for force arm 15 and carries out automatic reset, and the side of fixed column 11 is fixed with fixed frame 13 through bolt, and rotating shaft 12 and fixed frame 13 rotate and slidingly connected, and fixed frame 13 can be positioned and oriented to rotating shaft 12, make rotating shaft 12 can stably move up and down, avoid rotating shaft 12 and produce the inclination, and the top of upper die 3 is equipped with pouring tube 8, and it is convenient for staff to add raw materials to lower die 9, and rotating shaft 12 can extend into lower die 9.

[0024] Working principle: when need to take out the forming mould, start electric telescopic link 6, and electric telescopic link 6 contracts and makes square frame 4 drive the upper die 3 upwardly moving, makes the upper die 3 with lower die 9 separate and keep distance, then start motor, and motor rotates and makes rotating shaft 12 rotate, then press one end of force arm 15 downward, make the other end of force arm 15 upwardly tilt, and spring 16 elongation, at this time, the tilt end of force arm 15 drives sliding block 14 to move upward along dovetail runner 10 through round bar 17, simultaneously, round bar 17 moves along character runner 18, and sliding block 14 moves upward and makes rotating shaft 12 move upward and closely contact with the forming mould, make rotating shaft 12 drive the mould to rotate and move upward along the thread groove of lower die 9, until the forming mould removes lower die 9.

[0025] In addition, the terms "mount", "set", "connect", "socket" should be broadly understood. For example, it can be fixedly connected, detachably connected, or integrally configured; it can be mechanically connected or electrically connected; it can be directly connected, or indirectly connected through an intermediate medium, or internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by the person skilled in the art according to the specific circumstances.

Claims

1. A forming die for a compressor screw rotor comprising a frame (1), characterized in that, The top of the frame body (1) is fixedly connected with a bottom plate (2), the upper surface of the bottom plate (2) is fixedly connected with a U-shaped frame (7), the top of the U-shaped frame (7) is provided with an upper die (3) through a push-pull assembly, the upper surface of the bottom plate (2) is fixedly connected with a lower die (9), and the upper die (3) is in contact with the lower die (9), the bottom of the bottom plate (2) is fixedly connected with a fixed column (11), the side surface of the fixed column (11) is provided with a dovetail sliding groove (10), the inside of the dovetail sliding groove (10) is movably connected with a sliding block (14), the inside of the sliding block (14) is fixedly connected with a motor, the inside of the bottom plate (2) is provided with a connecting port, a rotating shaft (12) is rotatably and movably connected in the connecting port, and one end of the motor output shaft is fixedly connected with the rotating shaft (12), the two side outer walls of the sliding block (14) are fixedly connected with a round rod (17), the bottom of the frame body (1) is movably connected with a force arm (15), the two sides of the force arm (15) are provided with a T-shaped sliding groove (18), and the round rod (17) is slidably connected with the T-shaped sliding groove (18).

2. A forming die for a compressor screw rotor as defined in claim 1, characterized in that The push-pull assembly comprises an electric telescopic rod (6), the electric telescopic rod (6) is fixed on the top of the U-shaped frame (7) through bolts, the elongated end of the electric telescopic rod (6) is fixedly connected with a square frame (4), and the upper die (3) is fixed on the bottom of the square frame (4) through bolts.

3. A compression screw-rotor forming die according to claim 2, characterized in that, The two sides of the U-shaped frame (7) are provided with H-shaped sliding grooves (5), and the square frame (4) is slidably connected with the H-shaped sliding grooves (5).

4. A forming die for a compressor screw rotor as defined in claim 1, wherein The bottom of the force arm (15) is fixedly connected with a spring (16), and the spring (16) is fixedly connected with the bottom of the fixed column (11).

5. A compression screw-rotor forming die according to claim 1, wherein The side surface of the fixed column (11) is fixedly connected with a fixed frame (13), and the rotating shaft (12) is rotatably and slidably connected with the fixed frame (13).

6. A compression screw-rotor forming die according to claim 1, wherein The top of the upper die (3) is provided with a pouring pipe (8).

7. A compression screw-rotor forming die according to claim 1, wherein The rotating shaft (12) can extend into the lower die (9).

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